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【单选题】

（）is the navigational timekeeper of the vessel.

A、The marine sextant

B、The chronometer

C、The magnetic compass

D、The gyrocompass

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更多“（）is the navigational timekeeper of the vessel.”相关的问题

第1题

[单选题] What is the difference between the IPv6 addresses ::/0 and :: /128? （）

A、::/0 is the default route, and ::/128 is the unspecified address. B、::/0 is the unicast address, and ::/128 is the anycast address. C、::/0 is the anycast address, and ::/128 is the multicast address. D、::/0 is the unicast address, and ::/12 8 is the multicast address. E、::/0 is the unspecified address, and ::/128 is the multicast address. F、::/0 is the anycast address, and ::/128 is the default address.

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第2题

[单选题] Based on the show ip route isis output on R1, which statement is true? （）

A、The i su 10.1.0.0/23 route is a suppressed route. B、The i su 10.1. 0.0/23 route is a summary route. C、The i su 10.1.0.0/23 route is an IS - IS external route. D、The R1 IS - IS router is an ASBR. E、The R1 IS - IS router is an ABR that belongs to multiple IS - IS areas. F、The R1 IS - IS router is performing route aggregation and is suppressing the more specific 10.1.0.0/23 prefix.

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第3题

[单选题] Which of these assumptions is necessary to use in system balance? （）

A、The sensitivity is the same for the MS and the BTS. B、The path loss is the same for the MS and the BTS. C、The feeder loss is the same for the MS and the BTS. D、The antenna gain is the same for the MS and the BTS. E、The combiner loss is the same for the MS and the BTS.

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第4题

[单选题] View the Exhibit for some of the parameter settings. You start a session and issue the following command: SQL>CREATE INDEX emp_ename ON emp(ename) TABLESPACE users INVISIBLE; What is the outcome of the above command?（）

A、The index is not used by the optimizer but is maintained during DML operations. B、The index is not used by the optimizer and is not maintained during DML operations. C、The index is used by the optimizer only if a hint is specified in the query statement and is maintained during DML operations. D、The index is used by the optimizer only if a hint is specified in the query statement but is not maintained during DML operations.

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第5题

[单选题] In slow speed two-stroke engines,（）the fresh air entering begins when and stops as（）

A、the inlet port is opened by the up coming piston； the port is closed by the down going B、the inlet valve is opened by the down going piston；the inlet valve is closed C、the inlet port is opened by the down going piston；the port is closed by the up coming D、the inlet valve is opened

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第6题

[单选题] Which of the following is true of an ACL when a packet matching an ACE is found?（）

A、The matching ACE is skipped to allow all other ACEs to be examined. B、The matching ACE is processed and then the last ACE is examined. C、The matching ACE is processed and then the next ACE is examined. D、The matching ACE is processed and the next packet is examined

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第7题

[单选题] A user reports that the wireless network is slow and is able to see and access shared folders that are unknown to the user. Which of the following is the cause of the problem?（）

A、The SSID broadcast is disabled. B、Wireless router is improperly configured. C、The user is connecting to the wrong SSID D、The wireless NIC is defective.

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第8题

[多选题] Given: Which two statements are true about the result if the default locale is Locale.US?（）

A、The value of b is 2. B、The value of a is 3.14. C、The value of b is 2.00. D、The value of a is 3.141. E、The value of a is 3.1415. F、The value of a is 3.1416. H、The value of b is 2.0000.

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第9题

[单选题] A network printer will not print. The printer is online and visible. All the print jobs complete but the printer will not operate. Which of the following is the MOST likely cause?（）

A、The drum is faulty. B、The print buffer is full. C、The printer is out of toner. D、The fuser is faulty.

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第10题

[单选题] Refer to the exhibit. Which rule does the DHCP server use when there is an IP address conflict?（）

A、The address is removed from the pool until the conflict is resolved. B、The address remains in the pool until the conflict is resolved. C、Only the IP detected by Gratuitous ARP is removed from the pool. D、Only the IP detected by Ping is removed from the pool. E、The IP will be shown, even after the conflict is resolved.

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